Examples with WasmInstance org.graalvm.wasm.WasmInstance used on opensource projects

Example 6 with WasmInstance

use of org.graalvm.wasm.WasmInstance in project graal by oracle.

the class WasmJsApiSuite method testExportSameFunctionInDifferentModuleTable.

@Test
public void testExportSameFunctionInDifferentModuleTable() throws IOException, InterruptedException {
    final byte[] m1 = compileWat("export", "(module (func $f (result i32) i32.const 42) (export \"f\" (func $f)))");
    final byte[] m2 = compileWat("import", "(module (import \"m\" \"f\" (func $f (result i32))) (table 1 funcref) (elem (i32.const 0) $f) (export \"t\" (table 0)))");
    runTest(context -> {
        final WebAssembly wasm = new WebAssembly(context);
        final WasmInstance m1Instance = moduleInstantiate(wasm, m1, null);
        final InteropLibrary lib = InteropLibrary.getUncached();
        try {
            final Object m1Function = WebAssembly.instanceExport(m1Instance, "f");
            final Dictionary d = new Dictionary();
            d.addMember("m", Dictionary.create(new Object[] { "f", m1Function }));
            final WasmInstance m2Instance = moduleInstantiate(wasm, m2, d);
            final Object m2Table = WebAssembly.instanceExport(m2Instance, "t");
            final Object m2Function = WebAssembly.tableRead((WasmTable) m2Table, 0);
            Assert.assertTrue("Returned function instances must be reference equal", m1Function == m2Function);
            final Object m1Value = lib.execute(m1Function);
            final Object m2Value = lib.execute(m2Function);
            Assert.assertEquals("Return value of functions is equal", m1Value, m2Value);
        } catch (UnsupportedMessageException | UnsupportedTypeException | ArityException e) {
            throw new RuntimeException(e);
        }
    });
}

Example 7 with WasmInstance

use of org.graalvm.wasm.WasmInstance in project graal by oracle.

the class WasmJsApiSuite method testExportSameFunctionInDifferentModules.

@Test
public void testExportSameFunctionInDifferentModules() throws IOException, InterruptedException {
    final byte[] m1 = compileWat("export", "(module (func $f (result i32) i32.const 42) (export \"f\" (func $f)))");
    final byte[] m2 = compileWat("import", "(module (import \"m\" \"f\" (func $f (result i32))) (export \"f\" (func $f)))");
    runTest(context -> {
        final WebAssembly wasm = new WebAssembly(context);
        final WasmInstance m1Instance = moduleInstantiate(wasm, m1, null);
        final InteropLibrary lib = InteropLibrary.getUncached();
        try {
            final Object m1Function = WebAssembly.instanceExport(m1Instance, "f");
            final Dictionary d = new Dictionary();
            d.addMember("m", Dictionary.create(new Object[] { "f", m1Function }));
            final WasmInstance m2Instance = moduleInstantiate(wasm, m2, d);
            final Object m2Function = WebAssembly.instanceExport(m2Instance, "f");
            Assert.assertTrue("Returned function instances must be reference equal", m1Function == m2Function);
            final Object m1Value = lib.execute(m1Function);
            final Object m2Value = lib.execute(m2Function);
            Assert.assertEquals("Return value of functions is equal", m1Value, m2Value);
        } catch (UnsupportedMessageException | UnsupportedTypeException | ArityException e) {
            throw new RuntimeException(e);
        }
    });
}

Example 8 with WasmInstance

use of org.graalvm.wasm.WasmInstance in project graal by oracle.

the class WasmJsApiSuite method testExportImportedFunctionInDifferentModuleTable.

@Test
public void testExportImportedFunctionInDifferentModuleTable() throws IOException, InterruptedException {
    final byte[] m1 = compileWat("export", "(module (import \"a\" \"f\" (func $f (result i32))) (table $f 1 funcref) (elem (i32.const 0) $f) (export \"t\" (table 0)) (export \"f\" (func $f)))");
    final byte[] m2 = compileWat("import", "(module (import \"b\" \"t\" (table $t 1 funcref)) (export \"t\" (table 0)))");
    runTest(context -> {
        final Dictionary importObject = new Dictionary();
        importObject.addMember("a", Dictionary.create(new Object[] { "f", new Executable(args -> 2) }));
        final WebAssembly wasm = new WebAssembly(context);
        final WasmInstance m1Instance = moduleInstantiate(wasm, m1, importObject);
        final InteropLibrary lib = InteropLibrary.getUncached();
        try {
            final Object m1Function = WebAssembly.instanceExport(m1Instance, "f");
            final Object m1Table = WebAssembly.instanceExport(m1Instance, "t");
            final Object m1TableFunction = WebAssembly.tableRead((WasmTable) m1Table, 0);
            Assert.assertTrue("Returned function instances must be reference equal", m1Function == m1TableFunction);
            Object m1Value = lib.execute(m1Function);
            final Object m1TableValue = lib.execute(m1TableFunction);
            Assert.assertEquals("Return value of functions is equal", m1Value, m1TableValue);
            final Dictionary d = new Dictionary();
            d.addMember("b", Dictionary.create(new Object[] { "f", m1Function, "t", m1Table }));
            final WasmInstance m2Instance = moduleInstantiate(wasm, m2, d);
            final Object m2Table = WebAssembly.instanceExport(m2Instance, "t");
            final Object m2Function = WebAssembly.tableRead((WasmTable) m2Table, 0);
            Assert.assertTrue("Returned function instances must be reference equal", m1Function == m2Function);
            m1Value = lib.execute(m1Function);
            final Object m2Value = lib.execute(m2Function);
            Assert.assertEquals("Return value of functions is equal", m1Value, m2Value);
        } catch (UnsupportedMessageException | UnsupportedTypeException | ArityException e) {
            throw new RuntimeException(e);
        }
    });
}

Example 9 with WasmInstance

use of org.graalvm.wasm.WasmInstance in project graal by oracle.

the class WasmJsApiSuite method testInstantiateWithImportMemory.

@Test
public void testInstantiateWithImportMemory() throws IOException {
    runTest(context -> {
        final WebAssembly wasm = new WebAssembly(context);
        final WasmMemory memory = WebAssembly.memAlloc(4, 8);
        final Dictionary importObject = Dictionary.create(new Object[] { "host", Dictionary.create(new Object[] { "defaultMemory", memory }) });
        final WasmInstance instance = moduleInstantiate(wasm, binaryWithMemoryImport, importObject);
        try {
            final Object initZero = WebAssembly.instanceExport(instance, "initZero");
            Assert.assertEquals("Must be zero initially.", 0, memory.load_i32(null, 0));
            InteropLibrary.getUncached(initZero).execute(initZero);
            Assert.assertEquals("Must be 174 after initialization.", 174, memory.load_i32(null, 0));
        } catch (InteropException e) {
            throw new RuntimeException(e);
        }
    });
}

Example 10 with WasmInstance

use of org.graalvm.wasm.WasmInstance in project graal by oracle.

the class WasmJsApiSuite method testInstantiateWithExportGlobal.

@Test
public void testInstantiateWithExportGlobal() throws IOException {
    runTest(context -> {
        final WebAssembly wasm = new WebAssembly(context);
        final WasmInstance instance = moduleInstantiate(wasm, binaryWithGlobalExport, null);
        try {
            final WasmGlobal global = (WasmGlobal) WebAssembly.instanceExport(instance, "exportedGlobal");
            Assert.assertEquals("Exported global must be 1096.", 1096, global.loadAsInt());
            final Object setGlobal = WebAssembly.instanceExport(instance, "setGlobal");
            final Object getGlobal = WebAssembly.instanceExport(instance, "getGlobal");
            InteropLibrary interop = InteropLibrary.getUncached();
            final Object result1 = interop.execute(getGlobal);
            Assert.assertEquals("Must be 2345 initially.", 2345, interop.asInt(result1));
            interop.execute(setGlobal, 25);
            final Object result2 = interop.execute(getGlobal);
            Assert.assertEquals("Must be 25 later.", 25, interop.asInt(result2));
        } catch (InteropException e) {
            throw new RuntimeException(e);
        }
    });
}